#include <iostream>

using namespace std;

enum CalcTy
{
	CalcTyAdd,
	CalcTySub,
	CalcTyMul,
	CalcTyDiv,
};
class Calc
{
	int i = 0;
public:
	Calc operator+(const& Calc, CalcTy)
	{

	}
private:

};

int main()
{


	return 0;
}